Home / 847,670.13-1,169,490.63-541,925.47

Finding the Fourth Proportional to 847,670.13, 1,169,490.63 and 541,925.47

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Solution

The fourth proportional to 847,670.13, 1,169,490.63 and 541,925.47 is: 747,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,670.13 : 1,169,490.63 = 541,925.47 : x
  2. Step 2: Convert to fraction form
    847,670.13/1,169,490.63 = 541,925.47/x
  3. Step 3: Cross multiply
    847,670.13x = 1,169,490.63 × 541,925.47
  4. Step 4: Simplify right side
    847,670.13x = 633,776,756,613.72
  5. Step 5: Solve for x
    x = 633,776,756,613.72/847,670.13
  6. Step 6: Final answer
    x = 747,669.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.